./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product28_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product28_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1165f07e3d74a20c4613b7b4bc48cc7f6e23e78e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:02:18,337 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:02:18,338 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:02:18,346 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:02:18,347 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:02:18,347 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:02:18,348 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:02:18,349 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:02:18,350 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:02:18,351 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:02:18,351 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:02:18,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:02:18,352 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:02:18,353 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:02:18,354 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:02:18,354 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:02:18,355 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:02:18,356 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:02:18,358 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:02:18,359 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:02:18,359 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:02:18,360 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:02:18,362 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:02:18,362 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:02:18,362 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:02:18,363 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:02:18,363 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:02:18,364 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:02:18,364 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:02:18,365 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:02:18,365 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:02:18,366 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:02:18,366 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:02:18,366 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:02:18,367 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:02:18,367 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:02:18,367 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:02:18,377 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:02:18,377 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:02:18,378 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:02:18,378 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:02:18,379 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:02:18,379 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:02:18,379 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:02:18,379 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:02:18,379 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:02:18,379 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:02:18,379 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:02:18,380 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:02:18,380 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:02:18,380 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:02:18,380 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:02:18,380 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:02:18,380 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:02:18,380 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:02:18,380 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:02:18,381 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:02:18,382 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:02:18,382 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:02:18,382 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:02:18,382 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:02:18,383 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:02:18,383 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:02:18,383 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:02:18,383 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:02:18,383 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:02:18,383 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1165f07e3d74a20c4613b7b4bc48cc7f6e23e78e [2018-11-23 06:02:18,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:02:18,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:02:18,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:02:18,420 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:02:18,421 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:02:18,421 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product28_true-unreach-call_false-termination.cil.c [2018-11-23 06:02:18,465 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/data/20151156d/7b63b9feaf214f8287ba94435ff7d60a/FLAGfa3d6fd71 [2018-11-23 06:02:18,816 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:02:18,817 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/sv-benchmarks/c/product-lines/minepump_spec2_product28_true-unreach-call_false-termination.cil.c [2018-11-23 06:02:18,826 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/data/20151156d/7b63b9feaf214f8287ba94435ff7d60a/FLAGfa3d6fd71 [2018-11-23 06:02:19,223 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/data/20151156d/7b63b9feaf214f8287ba94435ff7d60a [2018-11-23 06:02:19,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:02:19,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:02:19,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:02:19,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:02:19,229 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:02:19,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610f8d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19, skipping insertion in model container [2018-11-23 06:02:19,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:02:19,267 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:02:19,462 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:02:19,470 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:02:19,565 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:02:19,581 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:02:19,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19 WrapperNode [2018-11-23 06:02:19,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:02:19,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:02:19,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:02:19,583 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:02:19,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:02:19,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:02:19,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:02:19,627 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:02:19,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... [2018-11-23 06:02:19,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:02:19,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:02:19,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:02:19,651 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:02:19,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:02:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:02:19,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:02:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 06:02:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 06:02:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 06:02:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 06:02:19,690 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 06:02:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 06:02:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 06:02:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 06:02:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 06:02:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 06:02:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 06:02:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 06:02:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 06:02:19,691 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 06:02:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 06:02:19,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:02:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:02:20,246 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:02:20,246 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-11-23 06:02:20,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:02:20 BoogieIcfgContainer [2018-11-23 06:02:20,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:02:20,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:02:20,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:02:20,256 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:02:20,256 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:02:20" (1/1) ... [2018-11-23 06:02:20,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:02:20,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-11-23 06:02:20,300 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-11-23 06:02:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:02:20,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-11-23 06:02:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-11-23 06:02:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:02:20,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:20,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:20,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-11-23 06:02:20,527 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-11-23 06:02:20,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 06:02:20,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:20,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2018-11-23 06:02:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2018-11-23 06:02:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 06:02:20,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:20,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2018-11-23 06:02:20,960 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2018-11-23 06:02:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 06:02:20,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:20,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 84 states and 132 transitions. [2018-11-23 06:02:21,135 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2018-11-23 06:02:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 06:02:21,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 96 states and 159 transitions. [2018-11-23 06:02:21,577 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 159 transitions. [2018-11-23 06:02:21,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 06:02:21,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2018-11-23 06:02:21,613 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2018-11-23 06:02:21,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 06:02:21,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:21,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 98 states and 161 transitions. [2018-11-23 06:02:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 161 transitions. [2018-11-23 06:02:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 06:02:21,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 99 states and 162 transitions. [2018-11-23 06:02:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 162 transitions. [2018-11-23 06:02:21,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 06:02:21,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:21,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 102 states and 169 transitions. [2018-11-23 06:02:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 169 transitions. [2018-11-23 06:02:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 06:02:21,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 106 states and 179 transitions. [2018-11-23 06:02:21,949 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2018-11-23 06:02:21,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 06:02:21,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:21,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 191 transitions. [2018-11-23 06:02:21,995 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 191 transitions. [2018-11-23 06:02:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 06:02:21,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 192 transitions. [2018-11-23 06:02:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 192 transitions. [2018-11-23 06:02:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 06:02:22,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:22,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 113 states and 195 transitions. [2018-11-23 06:02:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 195 transitions. [2018-11-23 06:02:22,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 06:02:22,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:22,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:22,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-11-23 06:02:22,113 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-11-23 06:02:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 06:02:22,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:22,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 125 states and 216 transitions. [2018-11-23 06:02:22,520 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 216 transitions. [2018-11-23 06:02:22,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 06:02:22,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:22,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:22,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 217 transitions. [2018-11-23 06:02:22,560 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2018-11-23 06:02:22,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 06:02:22,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:22,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:22,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 216 transitions. [2018-11-23 06:02:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 216 transitions. [2018-11-23 06:02:22,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 06:02:22,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:02:22,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 129 states and 223 transitions. [2018-11-23 06:02:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 223 transitions. [2018-11-23 06:02:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 06:02:22,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:23,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:23,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 139 states and 248 transitions. [2018-11-23 06:02:23,282 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 248 transitions. [2018-11-23 06:02:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 06:02:23,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 140 states and 250 transitions. [2018-11-23 06:02:23,346 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 250 transitions. [2018-11-23 06:02:23,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 06:02:23,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:23,371 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:23,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:23,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 138 states and 246 transitions. [2018-11-23 06:02:23,388 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2018-11-23 06:02:23,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 06:02:23,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:23,585 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 06:02:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 141 states and 253 transitions. [2018-11-23 06:02:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 253 transitions. [2018-11-23 06:02:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 06:02:24,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:24,040 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:24,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 144 states and 261 transitions. [2018-11-23 06:02:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 261 transitions. [2018-11-23 06:02:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 06:02:24,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:24,215 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:24,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:24,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 145 states and 262 transitions. [2018-11-23 06:02:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 262 transitions. [2018-11-23 06:02:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 06:02:24,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:24,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:24,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 148 states and 268 transitions. [2018-11-23 06:02:24,513 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 268 transitions. [2018-11-23 06:02:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 06:02:24,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 165 states and 314 transitions. [2018-11-23 06:02:25,509 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 314 transitions. [2018-11-23 06:02:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 06:02:25,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:25,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:25,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 170 states and 326 transitions. [2018-11-23 06:02:25,581 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 326 transitions. [2018-11-23 06:02:25,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 06:02:25,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:25,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:25,597 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 171 states and 326 transitions. [2018-11-23 06:02:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 326 transitions. [2018-11-23 06:02:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 06:02:25,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:25,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 173 states and 327 transitions. [2018-11-23 06:02:25,752 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 327 transitions. [2018-11-23 06:02:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 06:02:25,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:26,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:26,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 189 states and 370 transitions. [2018-11-23 06:02:26,960 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 370 transitions. [2018-11-23 06:02:26,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 06:02:26,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:26,980 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 194 states and 379 transitions. [2018-11-23 06:02:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 379 transitions. [2018-11-23 06:02:27,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 06:02:27,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:27,210 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:27,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:27,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 197 states and 388 transitions. [2018-11-23 06:02:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 388 transitions. [2018-11-23 06:02:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 06:02:27,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 06:02:27,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:27,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 199 states and 389 transitions. [2018-11-23 06:02:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 389 transitions. [2018-11-23 06:02:27,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 06:02:27,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:27,438 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:27,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:27,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 204 states and 399 transitions. [2018-11-23 06:02:27,522 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 399 transitions. [2018-11-23 06:02:27,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 06:02:27,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:27,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:27,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 205 states and 402 transitions. [2018-11-23 06:02:27,722 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 402 transitions. [2018-11-23 06:02:27,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:02:27,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:27,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:28,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:28,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 220 states and 430 transitions. [2018-11-23 06:02:28,611 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 430 transitions. [2018-11-23 06:02:28,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:02:28,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:28,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:28,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 222 states and 431 transitions. [2018-11-23 06:02:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 431 transitions. [2018-11-23 06:02:28,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:02:28,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:28,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 223 states and 432 transitions. [2018-11-23 06:02:28,889 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 432 transitions. [2018-11-23 06:02:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:02:28,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:29,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:29,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 224 states and 433 transitions. [2018-11-23 06:02:29,025 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 433 transitions. [2018-11-23 06:02:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 06:02:29,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:29,104 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 06:02:29,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:29,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 225 states and 433 transitions. [2018-11-23 06:02:29,113 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 433 transitions. [2018-11-23 06:02:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 06:02:29,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:29,157 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 06:02:29,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:29,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 234 states and 448 transitions. [2018-11-23 06:02:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 448 transitions. [2018-11-23 06:02:29,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:02:29,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:29,874 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 06:02:31,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:31,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 244 states and 467 transitions. [2018-11-23 06:02:31,003 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 467 transitions. [2018-11-23 06:02:31,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:02:31,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 06:02:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 246 states and 469 transitions. [2018-11-23 06:02:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 469 transitions. [2018-11-23 06:02:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 06:02:31,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:31,258 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:31,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:31,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 247 states and 470 transitions. [2018-11-23 06:02:31,539 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 470 transitions. [2018-11-23 06:02:31,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 06:02:31,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 06:02:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 256 states and 489 transitions. [2018-11-23 06:02:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 489 transitions. [2018-11-23 06:02:32,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 06:02:32,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:33,024 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 06:02:33,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:33,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 257 states and 490 transitions. [2018-11-23 06:02:33,116 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 490 transitions. [2018-11-23 06:02:33,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 06:02:33,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 06:02:33,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:33,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 262 states and 497 transitions. [2018-11-23 06:02:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 497 transitions. [2018-11-23 06:02:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 06:02:33,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:33,292 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:02:33,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:33,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 263 states and 498 transitions. [2018-11-23 06:02:33,509 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 498 transitions. [2018-11-23 06:02:33,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 06:02:33,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 06:02:33,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 267 states and 505 transitions. [2018-11-23 06:02:33,802 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 505 transitions. [2018-11-23 06:02:33,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 06:02:33,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:33,814 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 06:02:34,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:34,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 269 states and 505 transitions. [2018-11-23 06:02:34,672 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 505 transitions. [2018-11-23 06:02:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 06:02:34,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:34,747 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:02:34,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:34,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 270 states and 506 transitions. [2018-11-23 06:02:34,788 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 506 transitions. [2018-11-23 06:02:34,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 06:02:34,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 06:02:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 272 states and 509 transitions. [2018-11-23 06:02:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 509 transitions. [2018-11-23 06:02:35,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 06:02:35,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:35,074 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 06:02:35,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 270 states and 505 transitions. [2018-11-23 06:02:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 505 transitions. [2018-11-23 06:02:35,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 06:02:35,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:35,112 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 06:02:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 271 states and 508 transitions. [2018-11-23 06:02:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 508 transitions. [2018-11-23 06:02:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 06:02:35,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:35,423 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 06:02:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 269 states and 504 transitions. [2018-11-23 06:02:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 504 transitions. [2018-11-23 06:02:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 06:02:35,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:35,573 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 06:02:35,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 270 states and 506 transitions. [2018-11-23 06:02:35,592 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 506 transitions. [2018-11-23 06:02:35,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 06:02:35,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:35,603 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 06:02:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 273 states and 509 transitions. [2018-11-23 06:02:35,735 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 509 transitions. [2018-11-23 06:02:35,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 06:02:35,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:35,748 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:02:35,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 275 states and 511 transitions. [2018-11-23 06:02:35,779 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 511 transitions. [2018-11-23 06:02:35,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 06:02:35,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 06:02:35,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 277 states and 514 transitions. [2018-11-23 06:02:35,945 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 514 transitions. [2018-11-23 06:02:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 06:02:35,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:36,237 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:02:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:37,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 288 states and 546 transitions. [2018-11-23 06:02:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 546 transitions. [2018-11-23 06:02:37,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 06:02:37,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:37,541 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:02:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:37,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 289 states and 547 transitions. [2018-11-23 06:02:37,590 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 547 transitions. [2018-11-23 06:02:37,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 06:02:37,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 06:02:37,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 291 states and 551 transitions. [2018-11-23 06:02:37,956 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 551 transitions. [2018-11-23 06:02:37,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 06:02:37,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 06:02:38,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:38,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 293 states and 555 transitions. [2018-11-23 06:02:38,170 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 555 transitions. [2018-11-23 06:02:38,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 06:02:38,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:38,182 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 06:02:38,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:38,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 294 states and 557 transitions. [2018-11-23 06:02:38,222 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 557 transitions. [2018-11-23 06:02:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 06:02:38,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:38,234 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 06:02:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 295 states and 559 transitions. [2018-11-23 06:02:38,263 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 559 transitions. [2018-11-23 06:02:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 06:02:38,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 06:02:38,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:38,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 286 states and 542 transitions. [2018-11-23 06:02:38,296 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 542 transitions. [2018-11-23 06:02:38,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 06:02:38,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 06:02:38,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 287 states and 543 transitions. [2018-11-23 06:02:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 543 transitions. [2018-11-23 06:02:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 06:02:38,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:38,363 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 06:02:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 288 states and 546 transitions. [2018-11-23 06:02:38,631 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 546 transitions. [2018-11-23 06:02:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 06:02:38,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:38,643 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 06:02:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:38,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 290 states and 548 transitions. [2018-11-23 06:02:38,856 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 548 transitions. [2018-11-23 06:02:38,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 06:02:38,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:38,872 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 06:02:39,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 227 states and 388 transitions. [2018-11-23 06:02:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 388 transitions. [2018-11-23 06:02:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 06:02:39,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 45 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-23 06:02:39,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:39,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 228 states and 388 transitions. [2018-11-23 06:02:39,314 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 388 transitions. [2018-11-23 06:02:39,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 06:02:39,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:02:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:02:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 06:02:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:02:39,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 134 states and 198 transitions. [2018-11-23 06:02:39,353 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 198 transitions. [2018-11-23 06:02:39,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:02:39,354 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 74 iterations. [2018-11-23 06:02:39,359 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 06:02:39,615 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,617 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,617 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 06:02:39,621 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,621 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,621 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,621 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,621 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 06:02:39,622 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 06:02:39,623 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:02:39,623 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,623 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,623 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:02:39,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:02:39 ImpRootNode [2018-11-23 06:02:39,624 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:02:39,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:02:39,624 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:02:39,624 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:02:39,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:02:20" (3/4) ... [2018-11-23 06:02:39,629 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:02:39,634 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 06:02:39,634 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 06:02:39,634 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 06:02:39,634 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 06:02:39,634 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 06:02:39,635 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 06:02:39,635 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 06:02:39,638 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-11-23 06:02:39,638 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 06:02:39,638 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 06:02:39,639 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 06:02:39,639 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:02:39,639 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:02:39,639 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:02:39,657 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-23 06:02:39,658 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) [2018-11-23 06:02:39,658 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == pumpRunning) && !(0 == tmp)) || tmp == methaneLevelCritical) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (systemActive == 0 && !(0 == tmp)) [2018-11-23 06:02:39,684 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a8ca1691-5e9b-4096-9e6b-d2077754bbca/bin-2019/ukojak/witness.graphml [2018-11-23 06:02:39,684 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:02:39,685 INFO L168 Benchmark]: Toolchain (without parser) took 20459.12 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 647.0 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 431.5 MB. Max. memory is 11.5 GB. [2018-11-23 06:02:39,686 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:02:39,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 06:02:39,686 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:02:39,686 INFO L168 Benchmark]: Boogie Preprocessor took 24.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:02:39,686 INFO L168 Benchmark]: RCFGBuilder took 596.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:02:39,687 INFO L168 Benchmark]: CodeCheck took 19376.34 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 513.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -137.7 MB). Peak memory consumption was 375.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:02:39,687 INFO L168 Benchmark]: Witness Printer took 60.19 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:02:39,691 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 74 locations, 1 error locations. SAFE Result, 19.0s OverallTime, 74 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1062731456 SDtfs, 1821356228 SDslu, 1999435552 SDs, 0 SdLazy, -1357108612 SolverSat, 2090533720 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 49.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37058 GetRequests, 36272 SyntacticMatches, 382 SemanticMatches, 404 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87478 ImplicationChecksByTransitivity, 15.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 3521 NumberOfCodeBlocks, 3521 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 3448 ConstructedInterpolants, 0 QuantifiedInterpolants, 361370 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 73 InterpolantComputations, 50 PerfectInterpolantSequences, 1519/1658 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 82]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: (((!(0 == pumpRunning) && !(0 == tmp)) || tmp == methaneLevelCritical) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (systemActive == 0 && !(0 == tmp)) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 596.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. * CodeCheck took 19376.34 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 513.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -137.7 MB). Peak memory consumption was 375.6 MB. Max. memory is 11.5 GB. * Witness Printer took 60.19 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...